<template>
    <div style="display: inline-block">
        <el-dialog :visible.sync="dialog" :close-on-click-modal="false" :before-close="cancel"
                   :title="title"
                   append-to-body width="500px" @close="cancel"
        >
            <el-form ref="form" :model="form" :rules="rules" size="small" label-width="88px">
                <el-form-item label="旧密码" prop="oldPass">
                    <el-input v-model="form.oldPass" type="password" auto-complete="on" style="width: 370px;" />
                </el-form-item>
                <el-form-item label="新密码" prop="newPass">
                    <el-input v-model="form.newPass" type="password" auto-complete="on" style="width: 370px;" />
                </el-form-item>
                <el-form-item label="确认密码" prop="confirmPass">
                    <el-input v-model="form.confirmPass" type="password" auto-complete="on" style="width: 370px;" />
                </el-form-item>
            </el-form>
            <div slot="footer" class="dialog-footer">
                <el-button type="text" @click="cancel">取消</el-button>
                <el-button :loading="loading" type="primary" @click="doSubmit">确认</el-button>
            </div>
        </el-dialog>
    </div>
</template>

<script>
import store from '@/store';
import {updatePass} from '@/api/system/user';

export default {
    data() {
        const confirmPass = (rule, value, callback) => {
            if (value) {
                if (this.form.newPass !== value) {
                    callback(new Error('两次输入的密码不一致'));
                } else {
                    callback();
                }
            } else {
                callback(new Error('请再次输入密码'));
            }
        };
        return {
            loading: false, dialog: false, title: '修改密码', form: {oldPass: '', newPass: '', confirmPass: ''},
            rules: {
                oldPass: [
                    {required: true, message: '请输入旧密码', trigger: 'blur'}
                ],
                newPass: [
                    {required: true, message: '请输入新密码', trigger: 'blur'},
                    {min: 6, max: 20, message: '长度在 6 到 20 个字符', trigger: 'blur'}
                ],
                confirmPass: [
                    {required: true, validator: confirmPass, trigger: 'blur'}
                ]
            }
        };
    },
    methods: {
        cancel() {
            this.resetForm();
        },
        doSubmit() {
            this.$refs['form'].validate((valid) => {
                if (valid) {
                    this.loading = true;
                    updatePass(this.form).then(res => {
                        this.resetForm();
                        this.$notify({
                            title: '密码修改成功，请重新登录',
                            type: 'success',
                            duration: 1500
                        });
                        setTimeout(() => {
                            store.dispatch('LogOut').then(() => {
                                location.reload(); // 为了重新实例化vue-router对象 避免bug
                            });
                        }, 1500);
                    }).catch(err => {
                        this.loading = false;
                        console.log(err.response.data.message);
                    });
                } else {
                    return false;
                }
            });
        },
        resetForm() {
            this.dialog = false;
            this.$refs['form'].resetFields();
            this.form = {oldPass: '', newPass: '', confirmPass: ''};
        }
    }
};
</script>

<style scoped>

</style>
